package tech.aistar.corejava.day12.homework.home03;

import java.util.List;

/**
 * @Author: lya
 * @Description: 本类的作用描述:
 * @CreateDate: 2019/7/30
 * @Version: 1.0
 */
public interface IProductDao{
    List<Product> findAll();
    void add(Product p);
    void select(Integer id);
    void delete(Integer id);
    void update(Integer id, double times);
}
